I am trying to make Datapager with listview inside updatePanel but i need that datapager maintains the page Index even the page has been refreshed, i tried QueryStringField but now it causing postback after googling i haven't find much help.
please help on this matter, and tell me how to do and why QueryStringField causing Postback even the controls are inside UpdatePanel.
Controls are like this :
UpdatePanel>>ListView + Datapager